#gou{
    font-size: 50px;
    color: red;
    line-height: 100px;
}
.n{
    width: 300px;
    height: 100px;
    background-color: aqua;
}
.b{
    width: 18px;
    height: 20px;
    font-size: 13px;
    position: absolute;
    right: 96%;
    top: 10%;
    color: white;
    background-color: red;
    border-radius: 10px;
    padding: 1px 2px;
}